Build improvements, bug fixes and compiler warnings

Remove unimplemented 'after restart|expire' from eventloop
Allow libjim to be build as a shared library
On some platforms, regex.h needs stdlib.h first
Use ualarm() only for times < 1 second
Fix warnings found by clang static analyser
*: printf/syslog %m isn't portable
*: some variables set but never read
*: some possible null pointer references (although mostly impossible)
*: also minor fixes to jim unit tests
Fix 'syslog -options <n>'
Must null terminate readlink() result

1 files changed, 1 insertions, 0 deletions

diff --git a/jim-file.c b/jim-file.c
index f87ba7f..fdecccf 100644
--- a/jim-file.c
+++ b/jim-file.c
@@ -478,6 +478,7 @@ static int file_cmd_readlink(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
         Jim_AppendStrings(interp, Jim_GetResult(interp), "couldn't readlink \"", path, "\"", NULL);
         return JIM_ERR;
     }
+    linkValue[linkLength] = 0;
     Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, linkValue, linkLength));
     return JIM_OK;
 }